Cisco Cisco IOS Software Release 15.4(2)T 许可信息

PCRE LICENCE

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PCRE is a library of functions to support regular expressions whose syntax

and semantics are as close as possible to those of the Perl 5 language.

 

Written by: Philip Hazel <ph10@cam.ac.uk>

 

University of Cambridge Computing Service,

Cambridge, England. Phone: +44 1223 334714.

 

Copyright (c) 1997-2000 University of Cambridge

 

Permission is granted to anyone to use this software for any purpose on any

computer system, and to redistribute it freely, subject to the following

restrictions:

 

1. This software is distributed in the hope that it will be useful,

  but WITHOUT ANY WARRANTY; without even the implied warranty of

  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

 

2. The origin of this software must not be misrepresented, either by

  explicit claim or by omission. In practice, this means that if you use

  PCRE in software which you distribute to others, commercially or

  otherwise, you must put a sentence like this

 

    Regular expression support is provided by the PCRE library package,

    which is open source software, written by Philip Hazel, and copyright

    by the University of Cambridge, England.

 

  somewhere reasonably visible in your documentation and in any relevant

  files or online help data or similar. A reference to the ftp site for

  the source, that is, to

 

    ftp://ftp.csx.cam.ac.uk/pub/software/programming/pcre/

 

  should also be given in the documentation.

 

3. Altered versions must be plainly marked as such, and must not be

  misrepresented as being the original software.

 

4. If PCRE is embedded in any software that is released under the GNU

  General Purpose Licence (GPL), then the terms of that licence shall

  supersede any condition above with which it is incompatible.

 

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